205065710

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^2\times {\mathrm{137}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 387017136

約数和(自身を除く): 181951426

約数列:

[1, 2, 5, 10, 43, 59, 86, 118, 137, 215, 274, 295, 430, 590, 685, 1370, 2537, 3481, 5074, 5891, 6962, 8083, 11782, 12685, 16166, 17405, 25370, 29455, 34810, 40415, 58910, 80830, 149683, 299366, 347569, 476897, 695138, 748415, 953794, 1496830, 1737845, 2384485, 3475690, 4768970, 20506571, 41013142, 102532855, 205065710]

約数ペア:

[(1, 205065710), (2, 102532855), (5, 41013142), (10, 20506571), (43, 4768970), (59, 3475690), (86, 2384485), (118, 1737845), (137, 1496830), (215, 953794), (274, 748415), (295, 695138), (430, 476897), (590, 347569), (685, 299366), (1370, 149683), (2537, 80830), (3481, 58910), (5074, 40415), (5891, 34810), (6962, 29455), (8083, 25370), (11782, 17405), (12685, 16166)]